domestic partnership

noun 0.761

civil marriage

noun 0.675

partnership

noun 0.661

gay marriage

noun 0.625

social partnership

noun 0.616

common-law marriage

noun 0.595

partnering

noun 0.583

marriage

noun 0.583

limited partnership

noun 0.582

cohabitation

noun 0.576

companionate marriage

noun 0.576

pair bond

noun 0.569

marriage certificate

noun 0.554

married couple

noun 0.547

concubinage

noun 0.545

covenant

noun 0.542

nonpartner

noun 0.537

civil parish

noun 0.529

business partner

noun 0.527

sexual partner

noun 0.526

prenup

noun 0.521

cohabitee

noun 0.520

wedlock

noun 0.520

suicide pact

noun 0.516

wedding

noun 0.516

cohabitant

noun 0.516

pair

noun 0.516

legal agreement

noun 0.512

marriage of convenience

noun 0.507

coupledom

noun 0.506

nonmarriage

noun 0.506

pact

noun 0.505

pairing

noun 0.505

co-parent

noun 0.503

prenuptial

noun 0.502

married

noun 0.501

mixed marriage

noun 0.500